iOS 7.0 (build 11A4449d) is an official Apple over-the-air update for the iPhone 5 (GSM). The update package is 150.93 MB. This is a delta (partial) update that requires 7.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 1fe402c6f0564b9c63224eec16d53fb869a1b438.zip.